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Finding the Third Proportional to 73,790,774 and 161,482,110

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Solution

The third proportional to 73,790,774 and 161,482,110 is: 353,383,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,790,774 : 161,482,110 = 161,482,110 : x
  2. Step 2: Convert to fraction form
    73,790,774/161,482,110 = 161,482,110/x
  3. Step 3: Cross multiply
    73,790,774x = 161,482,110 × 161,482,110
  4. Step 4: Simplify right side
    73,790,774x = 26,076,471,850,052,100
  5. Step 5: Solve for x
    x = 26,076,471,850,052,100/73,790,774
  6. Step 6: Final answer
    x = 353,383,904.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.